diff --git a/product/ERP5/ERP5Site.py b/product/ERP5/ERP5Site.py
index 70e06bff49a4a2f53d430513d7d39952874b9e14..7d2a31b6ee90a44e900ace68fe824e07420cad16 100644
--- a/product/ERP5/ERP5Site.py
+++ b/product/ERP5/ERP5Site.py
@@ -23,8 +23,7 @@ from AccessControl import ClassSecurityInfo
 from Products.CMFDefault.Portal import CMFSite, PortalGenerator
 from Products.CMFCore.utils import getToolByName, _getAuthenticatedUser
 from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
-from Products.ERP5Type.Document.Folder import FolderMixIn
-from Products.ERP5Type.Document import addFolder
+from Products.ERP5Type.Core.Folder import FolderMixIn
 from Acquisition import aq_base, aq_parent, aq_inner, aq_acquire
 from Products.ERP5Type import allowClassTool
 from Products.ERP5Type.Cache import CachingMethod